Smadavmain.exe Virus ⛏️ (Coin Miner Trojan) Removal

Written by Robert Bailey
Smadavmain.exe executable file belongs to a malicious program that can accurately be recognized as a coin miner trojan. That malware form utilizes your hardware to mine cryptocurrencies, primarily – Monero or DarkCoin1. It makes your personal computer pretty much unusable as a result of high CPU utilization.
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What is Smadavmain.exe process?

Smadavmain.exe is a malicious process created by coin miner virus

As I have specified in the introduction, Smadavmain.exe is a coin miner trojan virus. The names of the .exe file may be different, but the consequences are generally the identical. Because coin miners focus on cryptocurrency mining, they utilize all available hardware power of your PC to perform this operation. This malware doesn’t care about the fact that you may need to make use of your device for other tasks – it will always take over 80% of your processor power.

Smadavmain.exe Windows Process

Smadavmain.exe – Extremely high CPU and GPU usage

Besides CPU usage, some of the coin miners also utilize GPU power for their operations. In that situation, you will struggle also to see the mouse arrow moving – GPU is usually utilized on 100%. It is not as vital as CPU for system work, so Smadavmain.exe coin miner viruses don’t waste time on trifles and utilize all of it. It often may cause sad consequences.

Shortly about cryptocurrency mining

Crypto mining term means the operation of calculating the transaction block hash. That is a integral element of any project based on the blockchain technology. Since this action takes a lot of calculations, a high-end computer is required. Exactly, the graphic card is better for this purpose, because they have more cores available. Cryptocurrency mining farms are usually constructed of dozens of GPUs to conduct their activity effectively. Such systems are not usable for “normal” purposes, like gaming or web browsing. Crooks who gain money via this coin miner use someones’ computers instead, even if they are used for the regular activity.2

List of the typical coin miner symptoms

  • Your device overheats (system unit/laptop body is very hot)
  • You are not able to open your apps or they are opening for ages
  • Unknown process is running in the background and consumes your PC resources
  • Windows Defender does not respond
  • How dangerous is the Smadavmain.exe miner?

    Coin miners does not deal damage to your files. However, they make a lot of unpleasant things with the whole system

    First off, Smadavmain.exe virus makes your PC overloaded. It is unable to run your applications now, as all processor power is used by a malware. That malware does not care for your needs, all it focuses on is generating income on you. Even if you are patient, and you waited until browser is open, you will likely suffer from extremely sluggish performance. Pages will open up for years, any sort of logins will likely take about a minute – just a headache for a person that does a job online.

    Smadavmain.exe Technical Summary.

    File Name Smadavmain.exe
    Type Trojan Coin Miner
    Detection Name Trojan:Win32/CoinMiner
    Distribution Method Software bundling, Intrusive advertisement, redirects to shady sites etc.
    Similar behavior Vgtray.exe, Runtimebroker.exe, Rthdvcpl.exe
    Removal Download and install GridinSoft Anti-Malware for automatic Smadavmain.exe removal.

    “Visible” damage is not a solitary negative thing coin miners perform to your personal computer. Smadavmain.exe coin miner also deals damage to your operating system. To complete all malevolent functions successfully, it wrecks the security components of your system. You will likely see your Microsoft Defender disabled – malware stops it to avoid recognition. If you open the HOSTS file, you will likely see a lot of new entries – they are added by this trojan miner to connect your computer to a malicious cryptomining network. All these changes are about to be thrown back to the initial state in the process of system recovery.

    Hardware effects of coin miner activity

    Besides slowing down your computer, performing at peak level for a long period of time may trigger damage to your device and increase power expenses. Hardware components are designed to easily deal with high load, but they can do so only when they are in a good shape.

    Tiny and covered processor fan is hard to broke. Meanwhile, GPUs have large and easy-to-access rotors, which can be easily cracked if touched while spinning, for instance, by the user much earlier before the malware injection. Malfunctioning cooling system, together with the really high load caused by Smadavmain.exe virus can easily lead to graphic card failure3. Video cards are also tend to have fast wearing when used for cryptocurrency mining. It is surely an undesirable case when your GPU’s performance decreases on 20-30% only after 1-2 weeks of being exploited in such a way.

    How did I get Smadavmain.exe coin miner virus?

    Coin miners are spread through different ways, but their main sources are malicious banners and programs from dubious sources

    Coin miners are the most prevalent malevolent programs among “serious” malware. Adware often works as a carrier for Smadavmain.exe malware infiltration: it demonstrates you the banners, which include a link to malware downloading. Yes, this abstract “malware” may belong to any type – yet another adware, spyware, rogue or backdoor. However, the statistics say that around 30% of all viruses spread with the malevolent banners are coin miners – and Smadavmain.exe is just one of them.4

    Unwanted banners adware

    The example of malicious banners you can see in the Internet

    An additional way you could get this item on your computer is by downloading it from the suspicious web page as a part of a program. Users that spread hacked versions of well-known programs (which do not require the license key) have small chances to earn money. Therefore, there is a very big lure to add malware to the final package of the hacked application and acquire a coin for every setup. Before criticizing these individuals for hacking and malware spreading, ask yourself – is it alright to avoid paying for the program in this manner? It is much cheaper to pay $20-$30 one time than to pay a much bigger sum for antivirus software as well as new parts for your PC.

    How to remove the Smadavmain.exe miner from my PC?

    The best way to get rid of this coin miner virus is to use anti-malware software

    Removing such a virus needs making use of special software. Proper anti-malware program should have high capability at scanning and be lightweight – in order to make no problems with usage also on weak systems. In addition, it is recommended to have on-run protection in your security tool – to stop the virus even before it starts. Microsoft Defender does not have these features for various factors. That’s why I’d suggest you to use a third-party anti-malware program for that objective. GridinSoft Anti-Malware is an ideal choice that fits each of the discussed features.5

    Before the virus removal, it is important to boot your operating system into Safe Mode with Networking. Since Smadavmain.exe miner consumes a lot of CPU capacity, it is needed to stop it before launching the security program. Otherwise, your scan will last for years, even though the GridinSoft program is pretty lightweight.

    Booting the PC into Safe Mode with Networking

    Press the Start button, then choose Power, and click on Reboot while holding the Shift key on the keyboard.

    Boot into Windows Safe Mode

    Windows will reboot into recovery mode. In that mode, choose Troubleshoot→ Startup Settings→ Safe Mode with Networking. Press the corresponding button on your keyboard to choose that option.

    windows safe mode boot option with command prompt

    When your system is in Safe Mode, all third-party applications, just like the majority of non-critical system components, are not started with the system start. That gives you the ability to clean the computer without dealing with high CPU usage of the coin miner.

    Remove Smadavmain.exe coin miner virus with GridinSoft Anti-Malware

    Download and install GridinSoft Anti-Malware. You can use this anti-malware program for free during its 6-day trial period. In that term, all functions are available, and it takes no payments to remove malware from your system.

    GridinSoft Anti-Malware free trial

    After activating your free trial, start Full scan. It may last up to 10 minutes. You may use the PC as usual.

    Scanning in GridinSoft Anti-Malware

    When the scan is finished, press the Clean Now button to remove all detected elements from your system. This procedure takes less than a minute.

    GridinSoft Anti-Malware after the scan process

    Now, you are good to go. Reboot your PC into a normal Windows mode and use just as there was nothing malicious.

    Remove Smadavmain.exe Virus ⛏️ Trojan Coin Miner

    Name: Smadavmain.exe

    Description: The Smadavmain.exe is a Trojan Coin Miner that uses the infected computer’s sources to mine electronic money without your authorization. This Smadavmain.exe will create your CPU to go for very warm temperatures for prolonged periods of time, which could reduce the life of the CPU.

    Operating System: Windows

    Application Category: Trojan

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    References

    1. Read about why Monero and DarkCoin are so popular amongst cybercriminals.
    2. Detailed explanation of how does cryptomining work.
    3. About unwanted effects for GPUs in the process of cryptomining.
    4. Read more about various malware type on Cybersecurity Glossary.
    5. Our review on GridinSoft Anti-Malware.

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    About the author

    Robert Bailey

    I'm Robert Bailey, a passionate Security Engineer with a deep fascination for all things related to malware, reverse engineering, and white hat ethical hacking.

    As a white hat hacker, I firmly believe in the power of ethical hacking to bolster security measures. By identifying vulnerabilities and providing solutions, I contribute to the proactive defense of digital infrastructures.

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